Combined voltmeter, ammeter and wattmeter, three-phase, 3 phase voltage values, 3 phase to phase voltage values, 3 phase current values, 4 active power values, phase and total, 3 maximum phase voltage values, 3 maximum phase to phase voltage values, 3 maximum phase current values, 4max active power, phase and total, 3 minimum phase voltage values, 3 minimum phase to phase voltage values, 3 minimum phase current values, 4 min active power, phase and total. relay output with control and protection functions |